What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Pilot was instructing hover techniques and retook flight controls and failed to notice a rearward moment imparted by the student. The helicopter tail hit the ground hard enough to cause separation of the tail rotor assembly from the boom. As the helicopter started a right hand spin the pilot dumped the collective to put the helicopter on the ground. After shutting down both exited without injury.
As the FAA filed it
PILOT WAS INSTRUCTING HOVER TECHNIQUES AND RETOOK FLIGHT CONTROLS AND FAILED TO NOTICE A REARWARD MOMENT IMPARTED BY THE STUDENT. THE HELICOPTER TAIL HIT THE GROUND HARD ENOUGH TO CAUSE SEPARATION OF THE TAIL ROTOR ASSEMBLY FROM THE BOOM. AS THE HELICOPTER STARTED A RIGHT HAND SPIN THE PILOT DUMPED THE COLLECTIVE TO PUT THE HELICOPTER ON THE GROUND. AFTER SHUTTING DOWN BOTH EXITED WITHOUT INJURY.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.